A technique in which a monitor checks for error conditions that can occur when a program is being executed(e.g., numerical overflow, infinite loops, or an attempt to access a protected area of main memory).

• 一种技术，其中监控程序检验程序运行时可能出现的错误情况，如数值上溢、无限循环或企图存取主存储器中受保护的某个区域。